Home / 12,233.09-16,878.77-7,197.53

Finding the Fourth Proportional to 12,233.09, 16,878.77 and 7,197.53

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Solution

The fourth proportional to 12,233.09, 16,878.77 and 7,197.53 is: 9,930.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233.09 : 16,878.77 = 7,197.53 : x
  2. Step 2: Convert to fraction form
    12,233.09/16,878.77 = 7,197.53/x
  3. Step 3: Cross multiply
    12,233.09x = 16,878.77 × 7,197.53
  4. Step 4: Simplify right side
    12,233.09x = 121,485,333.06
  5. Step 5: Solve for x
    x = 121,485,333.06/12,233.09
  6. Step 6: Final answer
    x = 9,930.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.